Home / 11,563.36-17,338.56-4,629.76

Finding the Fourth Proportional to 11,563.36, 17,338.56 and 4,629.76

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Solution

The fourth proportional to 11,563.36, 17,338.56 and 4,629.76 is: 6,942.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,563.36 : 17,338.56 = 4,629.76 : x
  2. Step 2: Convert to fraction form
    11,563.36/17,338.56 = 4,629.76/x
  3. Step 3: Cross multiply
    11,563.36x = 17,338.56 × 4,629.76
  4. Step 4: Simplify right side
    11,563.36x = 80,273,371.55
  5. Step 5: Solve for x
    x = 80,273,371.55/11,563.36
  6. Step 6: Final answer
    x = 6,942.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.